1. Anaesthesia for children;Hatch;Anaesthesia,1984
2. The paediatric airway;Coté,1986
3. Anatomy and physiology;Laussen,1992
4. Postintubation croup in children;Koka;Anesth Analg,1977
5. Absence or presence of a leak around tracheal tube may not affect postoperative croup in children;Khalil;Paediatr Anaesth,1998